First commit

1 files changed, 31 insertions, 0 deletions

diff --git a/src/stem/lib/stdlib.c b/src/stem/lib/stdlib.c
new file mode 100644
index 0000000..904126e
--- /dev/null
+++ b/src/stem/lib/stdlib.c
@@ -0,0 +1,31 @@
+#include "stdlib.h"
+
+void *memcpy(void *dest, const void *src, int count) {
+	int i;
+	uint8_t *d = (uint8_t*)dest, *s = (uint8_t*)src;
+	for (i = 0; i < count; i++) {
+		d[i] = s[i];
+	}
+	return dest;
+}
+
+uint8_t *memset(uint8_t *dest, uint8_t val, int count) {
+	int i;
+	for (i = 0; i < count; i++) {
+		dest[i] = val;
+	}
+}
+
+uint16_t *memsetw(uint16_t *dest, uint16_t val, int count) {
+	int i;
+	for (i = 0; i < count; i++) {
+		dest[i] = val;
+	}
+	return dest;
+}
+
+int strlen(const char *str) {
+	int i = 0;
+	while (str[i++]);
+	return i;
+}